diff options
| author | Corentin LABBE <clabbe.montjoie@gmail.com> | 2016-08-10 11:45:33 +0200 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2016-08-16 17:17:00 +0800 |
| commit | 9b17e5ad7831cde78314f96445cfb4a9945c6c68 (patch) | |
| tree | 6fc6f864150f8bf3602f0d141e9ba820c680edfe /drivers/crypto/sunxi-ss | |
| parent | 933e7e3ab239fe7fad5d64f3e2828618b3568e8c (diff) | |
crypto: sun4i-ss - Always use sun4i_tfm_ctx for storing pointer to dev ss
The dev *ss is stored both in sun4i_tfm_ctx and sun4i_req_ctx.
Since this pointer will never be changed during tfm life, it is better
to remove it from sun4i_req_ctx.
Signed-off-by: LABBE Corentin <clabbe.montjoie@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/sunxi-ss')
| -rw-r--r-- | drivers/crypto/sunxi-ss/sun4i-ss-hash.c | 13 | ||||
| -rw-r--r-- | drivers/crypto/sunxi-ss/sun4i-ss.h | 1 |
2 files changed, 11 insertions, 3 deletions
diff --git a/drivers/crypto/sunxi-ss/sun4i-ss-hash.c b/drivers/crypto/sunxi-ss/sun4i-ss-hash.c index 60031e0eeb25..2ee3b59d5ddf 100644 --- a/drivers/crypto/sunxi-ss/sun4i-ss-hash.c +++ b/drivers/crypto/sunxi-ss/sun4i-ss-hash.c @@ -20,6 +20,15 @@ int sun4i_hash_crainit(struct crypto_tfm *tfm) { + struct sun4i_tfm_ctx *op = crypto_tfm_ctx(tfm); + struct ahash_alg *alg = __crypto_ahash_alg(tfm->__crt_alg); + struct sun4i_ss_alg_template *algt; + + memset(op, 0, sizeof(struct sun4i_tfm_ctx)); + + algt = container_of(alg, struct sun4i_ss_alg_template, alg.hash); + op->ss = algt->ss; + crypto_ahash_set_reqsize(__crypto_ahash_cast(tfm), sizeof(struct sun4i_req_ctx)); return 0; @@ -36,7 +45,6 @@ int sun4i_hash_init(struct ahash_request *areq) memset(op, 0, sizeof(struct sun4i_req_ctx)); algt = container_of(alg, struct sun4i_ss_alg_template, alg.hash); - op->ss = algt->ss; op->mode = algt->mode; return 0; @@ -168,8 +176,9 @@ int sun4i_hash(struct ahash_request *areq) */ struct sun4i_req_ctx *op = ahash_request_ctx(areq); - struct sun4i_ss_ctx *ss = op->ss; struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq); + struct sun4i_tfm_ctx *tfmctx = crypto_ahash_ctx(tfm); + struct sun4i_ss_ctx *ss = tfmctx->ss; unsigned int in_i = 0; /* advancement in the current SG */ unsigned int end; /* diff --git a/drivers/crypto/sunxi-ss/sun4i-ss.h b/drivers/crypto/sunxi-ss/sun4i-ss.h index ece5a1ca67de..f04c0f8cf026 100644 --- a/drivers/crypto/sunxi-ss/sun4i-ss.h +++ b/drivers/crypto/sunxi-ss/sun4i-ss.h @@ -163,7 +163,6 @@ struct sun4i_req_ctx { u32 hash[5]; /* for storing SS_IVx register */ char buf[64]; unsigned int len; - struct sun4i_ss_ctx *ss; int flags; }; |